CVE-2019-1388KEV · OVERDUE

Microsoft Windows Certificate Dialog Privilege Escalation Vulnerability

High · published November 12, 2019

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.8. It is confirmed in active exploitation. It sits in the 95.1th percentile for exploit probability.

1274
days past CISA
deadline
CVSS v3.1
7.8
EPSS
9%
Percentile
95.1
In the wild
Confirmed
What it is

🚨 A sneaky flaw in the Windows Certificate Dialog lets attackers elevate their privileges without breaking a sweat! ⚡ Think of it like a doorman who lets anyone access the VIP lounge without checking their ID — if the rules aren't enforced, anyone can waltz right in! This vulnerability allows an attacker to gain higher privileges than intended, potentially giving them the keys to your entire system. They could manipulate settings, install malicious software, or even steal sensitive data, which could be utterly devastating for your security!

Put simply

Think of it like a doorman who lets anyone access the VIP lounge without checking their ID — if the rules aren't enforced, anyone can waltz right in! The elevation of privilege vulnerability exists because the Windows Certificate Dialog fails to enforce proper user privileges, allowing unauthorized users to execute commands that should be restricted.

What to do

This vulnerability allows an attacker to gain higher privileges than intended, potentially giving them the keys to your entire system. They could manipulate settings, install malicious software, or even steal sensitive data, which could be utterly devastating for your security! To protect yourself, ensure you update to the latest security patches from Microsoft immediately. Additionally, review user permissions across your systems and ensure strict access controls are in place. Don't let anyone slip through the cracks! You've got this! Secure your systems and keep those attackers at bay. 🛡️

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.08589 · 95.1th percentile
Published
2019-11-12T18:52Z
KEV added
2023-04-07 · due 2023-04-28
EPSS history
Timeline
  • 07 APR 00:00Z
    Added to CISA KEV — remediate by Apr 28
    kev
  • 12 NOV 18:52Z
    An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce user privileges, aka 'Windows Certificate…
    cvelistv5